strange mirror

let capture;

​

function setup() {

  createCanvas(windowWidth, windowHeight);

  //Webcamキャプチャー設定

  capture = createCapture(VIDEO);

  capture.size(640, 480);

  capture.hide();

}

​

function draw() {

  background(0);

  //キャプチャーの幅と高さ

  let w = capture.width;

  let h = capture.height;

  let skip = 20; //切り取る矩形の幅

  //描画する位置を調整(画面の真ん中にくるように)

  translate(width/2 - w/2, height/2 - h/2);

  //細長く切り取ったカメラ映像をランダムに配置

  for(let i = 0; i < w; i+=skip){

    let rec = capture.get(noise(i)*w, 0, skip, h);

    image(rec, i, 0, skip, h);

  }

}